Bearing device for a ball nut



FIG. 1 is a perspective view of a bearing device for a ball nut showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a plan view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a sectional view thereof taken along line 6—6 in FIG. 2; and,

FIG. 7 is a sectional view thereof taken along line 7—7 in FIG. 3. 

The ornamental design for a bearing device for a ball nut, as shown and described. 